https://jestjs.io
SEO
· 7 checks — Canonical, meta, content depth, internal links, image SEO, and hreflang rolled into one auditable list.SCORE
95
GRADE
A
FIX
0
REVIEW
1
PASS
5
INFO
1
Cross-tab audit — SEO, performance, crawlability, mobile, structured data
Checks
75 PASS 1 REVIEW
BContent Depth598 words, Fairly DifficultREVIEW
Content Depth
598 words, Fairly Difficult
598 words, Fairly Difficult
Info::
Page has 598 words of content
Info::
Reading level: Fairly Difficult (grade 8)
Good depth
Reading level
Very Easy
Easy
Fairly Easy
Standard
Fairly Difficult
Difficult
Very Difficult
Grade 8
Text-to-HTML Ratio
8% text 92% HTML
4 KB / 49 KB
A+Canonical URLProperly configuredPASS
Canonical URL
Properly configured
Properly configured
Info::
Canonical tag present
Got: https://jestjs.io/
Info::
Canonical is self-referencing
Info::
Canonical matches final URL after redirects
Info::
Canonical target returns 200
Canonical URL Configured
Page URL https://jestjs.io Canonical https://jestjs.io/ Match Self-referencing (correct) Target 200 ✓
A+Meta TagsTitle optimizedPASS
Meta Tags
Title optimized
Title optimized
Info::
Page title is set
Got: Jest · 🃏 Delightful JavaScript Testing
Info::
Title length (42 chars) is optimal
Title
"Jest · 🃏 Delightful JavaScript Testing"
42 characters Optimal ✓
Robots: Indexable (no restrictions)
A+Internal Links45 internal, 63 externalPASS
Internal Links
45 internal, 63 external
45 internal, 63 external
Info::
45 internal links (42%)
Info::
100% of links use descriptive anchor text
Info::
45 internal / 63 external links
Link Distribution
42% internal (45) 58% external (63)
Anchor Text Quality
108 Descriptive
Most Linked Internal Pages
| # | URL | Links |
|---|---|---|
| 1 | /docs/getting-started | 7 |
| 2 | 7 | |
| 3 | /docs/api | 3 |
| 4 | # | 3 |
| 5 | /blog | 3 |
| 6 | / | 3 |
| 7 | /help | 3 |
| 8 | /fr/ | 1 |
| 9 | /docs/configuration | 1 |
| 10 | /ja/ | 1 |
Top External Domains
| Domain | Links |
|---|---|
| jest-archive-august-2023.netlify.app | 11 |
| openjsf.org | 5 |
| github.com | 4 |
| twitter.com | 3 |
| opensource.facebook.com | 3 |
| trademark-list.openjsf.org | 3 |
| archive.jestjs.io | 3 |
| www.youtube.com | 3 |
| opencollective.com | 2 |
| trademark-policy.openjsf.org | 2 |
A+Image SEO15 images, 15 descriptive filenamesPASS
Image SEO
15 images, 15 descriptive filenames
15 images, 15 descriptive filenames
Info::
All images have descriptive filenames
Info::
4 image(s) missing alt text — see Accessibility tab
15 descriptive
0 hash-based
0 generic
15 total
| Filename | Quality | Alt | Issues |
|---|---|---|---|
| feature-fast.png | descriptive | ✗ | 1 |
| feature-coverage.png | descriptive | ✗ | 1 |
| feature-mocking.png | descriptive | ✗ | 1 |
| toBe.png | descriptive | ✗ | 1 |
See Accessibility tab for detailed alt text quality analysis.
A+Schema Markup AuditPer-type completeness vs Schema.org requirements + rich-result eligibilityPASS
Schema Markup Audit
Per-type completeness vs Schema.org requirements + rich-result eligibility
No structured data detected
Without JSON-LD or microdata, this page can't qualify for any of Google's rich result formats. Even basic Organization or WebSite schema is a quick win.
Hreflang0 hreflang tagsINFO
Hreflang
0 hreflang tags
0 hreflang tags
No hreflang tags detected.
Hreflang tags are only needed for multilingual or multi-regional sites.
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.